Vulnerability Details : CVE-2023-1617
Improper Authentication vulnerability in B&R Industrial Automation B&R VC4 (VNC-Server modules). This vulnerability may allow an unauthenticated network-based attacker to bypass the authentication mechanism of the VC4 visualization on affected devices. The impact of this vulnerability depends on the functionality provided in the visualization.
This issue affects B&R VC4: from 3.* through 3.96.7, from 4.0* through 4.06.7, from 4.1* through 4.16.3, from 4.2* through 4.26.8, from 4.3* through 4.34.6, from 4.4* through 4.45.1, from 4.5* through 4.45.3, from 4.7* through 4.72.9.
Vulnerability category: BypassGain privilege
Products affected by CVE-2023-1617
- cpe:2.3:a:br-automation:vc4:*:*:*:*:*:*:*:*
- cpe:2.3:a:br-automation:vc4:*:*:*:*:*:*:*:*
- cpe:2.3:a:br-automation:vc4:*:*:*:*:*:*:*:*
- cpe:2.3:a:br-automation:vc4:*:*:*:*:*:*:*:*
- cpe:2.3:a:br-automation:vc4:*:*:*:*:*:*:*:*
- cpe:2.3:a:br-automation:vc4:*:*:*:*:*:*:*:*
- cpe:2.3:a:br-automation:vc4:*:*:*:*:*:*:*:*
- cpe:2.3:a:br-automation:vc4:*:*:*:*:*:*:*:*
Exploit prediction scoring system (EPSS) score for CVE-2023-1617
0.24%
Probability of exploitation activity in the next 30 days
EPSS Score History
~ 62 %
Percentile, the proportion of vulnerabilities that are scored at or less
CVSS scores for CVE-2023-1617
| Base Score | Base Severity | CVSS Vector | Exploitability Score | Impact Score | Score Source | First Seen |
|---|---|---|---|---|---|---|
|
9.8
|
CRITICAL | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
3.9
|
5.9
|
Asea Brown Boveri Ltd. (ABB) | |
|
9.8
|
CRITICAL | CVSS:3.1/AV:N/AC:L/PR:N/UI:N/S:U/C:H/I:H/A:H |
3.9
|
5.9
|
NIST |
CWE ids for CVE-2023-1617
-
When an actor claims to have a given identity, the product does not prove or insufficiently proves that the claim is correct.Assigned by:
- cybersecurity@ch.abb.com (Secondary)
- nvd@nist.gov (Primary)
References for CVE-2023-1617
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